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      <p>New codelab: <a href="https://codelabs.developers.google.com/codelabs/webrtc-web">Realtime communication with WebRTC</a></p>
    </div>

    <h1><a href="//webrtc.github.io/samples/" title="WebRTC samples homepage">WebRTC samples</a><span>Select sources &amp; outputs</span></h1>

    <p>Get available audio, video sources and audio output devices from <code>mediaDevices.enumerateDevices()</code> then set the source for <code>getUserMedia()</code> using a <code>deviceId</code> constraint.</p>

    <div class="select">
      <label for="audioSource">Audio input source: </label><select id="audioSource"></select>
    </div>

    <div class="select">
      <label for="audioOutput">Audio output destination: </label><select id="audioOutput"></select>
    </div>

    <div class="select">
      <label for="videoSource">Video source: </label><select id="videoSource"></select>
    </div>

    <video id="video" autoplay></video>

    <p class="small"><b>Note:</b> If you hear a reverb sound your microphone is picking up the output of your speakers/headset, lower the volume and/or move the microphone further away from your speakers/headset.</p>

    <a href="https://github.com/webrtc/samples/tree/gh-pages/src/content/devices/input-output" title="View source for this page on GitHub" id="viewSource">View source on GitHub</a>
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